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Diffstat (limited to 'src/or/buffers.h')
| -rw-r--r-- | src/or/buffers.h | 101 |
1 files changed, 0 insertions, 101 deletions
diff --git a/src/or/buffers.h b/src/or/buffers.h deleted file mode 100644 index 52b21d5885..0000000000 --- a/src/or/buffers.h +++ /dev/null @@ -1,101 +0,0 @@ -/* Copyright (c) 2001 Matej Pfajfar. - * Copyright (c) 2001-2004, Roger Dingledine. - * Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson. - * Copyright (c) 2007-2016, The Tor Project, Inc. */ -/* See LICENSE for licensing information */ - -/** - * \file buffers.h - * \brief Header file for buffers.c. - **/ - -#ifndef TOR_BUFFERS_H -#define TOR_BUFFERS_H - -#include "testsupport.h" - -buf_t *buf_new(void); -buf_t *buf_new_with_capacity(size_t size); -size_t buf_get_default_chunk_size(const buf_t *buf); -void buf_free(buf_t *buf); -void buf_clear(buf_t *buf); -buf_t *buf_copy(const buf_t *buf); - -MOCK_DECL(size_t, buf_datalen, (const buf_t *buf)); -size_t buf_allocation(const buf_t *buf); -size_t buf_slack(const buf_t *buf); - -uint32_t buf_get_oldest_chunk_timestamp(const buf_t *buf, uint32_t now); -size_t buf_get_total_allocation(void); - -int read_to_buf(tor_socket_t s, size_t at_most, buf_t *buf, int *reached_eof, - int *socket_error); -int read_to_buf_tls(tor_tls_t *tls, size_t at_most, buf_t *buf); - -int flush_buf(tor_socket_t s, buf_t *buf, size_t sz, size_t *buf_flushlen); -int flush_buf_tls(tor_tls_t *tls, buf_t *buf, size_t sz, size_t *buf_flushlen); - -int write_to_buf(const char *string, size_t string_len, buf_t *buf); -int write_to_buf_zlib(buf_t *buf, tor_zlib_state_t *state, - const char *data, size_t data_len, int done); -int move_buf_to_buf(buf_t *buf_out, buf_t *buf_in, size_t *buf_flushlen); -int fetch_from_buf(char *string, size_t string_len, buf_t *buf); -int fetch_var_cell_from_buf(buf_t *buf, var_cell_t **out, int linkproto); -int fetch_from_buf_http(buf_t *buf, - char **headers_out, size_t max_headerlen, - char **body_out, size_t *body_used, size_t max_bodylen, - int force_complete); -socks_request_t *socks_request_new(void); -void socks_request_free(socks_request_t *req); -int fetch_from_buf_socks(buf_t *buf, socks_request_t *req, - int log_sockstype, int safe_socks); -int fetch_from_buf_socks_client(buf_t *buf, int state, char **reason); -int fetch_from_buf_line(buf_t *buf, char *data_out, size_t *data_len); - -int peek_buf_has_control0_command(buf_t *buf); - -int fetch_ext_or_command_from_buf(buf_t *buf, ext_or_cmd_t **out); - -int buf_set_to_copy(buf_t **output, - const buf_t *input); - -void assert_buf_ok(buf_t *buf); - -#ifdef BUFFERS_PRIVATE -STATIC int buf_find_string_offset(const buf_t *buf, const char *s, size_t n); -STATIC void buf_pullup(buf_t *buf, size_t bytes); -void buf_get_first_chunk_data(const buf_t *buf, const char **cp, size_t *sz); -STATIC size_t preferred_chunk_size(size_t target); - -#define DEBUG_CHUNK_ALLOC -/** A single chunk on a buffer. */ -typedef struct chunk_t { - struct chunk_t *next; /**< The next chunk on the buffer. */ - size_t datalen; /**< The number of bytes stored in this chunk */ - size_t memlen; /**< The number of usable bytes of storage in <b>mem</b>. */ -#ifdef DEBUG_CHUNK_ALLOC - size_t DBG_alloc; -#endif - char *data; /**< A pointer to the first byte of data stored in <b>mem</b>. */ - uint32_t inserted_time; /**< Timestamp in truncated ms since epoch - * when this chunk was inserted. */ - char mem[FLEXIBLE_ARRAY_MEMBER]; /**< The actual memory used for storage in - * this chunk. */ -} chunk_t; - -/** Magic value for buf_t.magic, to catch pointer errors. */ -#define BUFFER_MAGIC 0xB0FFF312u -/** A resizeable buffer, optimized for reading and writing. */ -struct buf_t { - uint32_t magic; /**< Magic cookie for debugging: Must be set to - * BUFFER_MAGIC. */ - size_t datalen; /**< How many bytes is this buffer holding right now? */ - size_t default_chunk_size; /**< Don't allocate any chunks smaller than - * this for this buffer. */ - chunk_t *head; /**< First chunk in the list, or NULL for none. */ - chunk_t *tail; /**< Last chunk in the list, or NULL for none. */ -}; -#endif - -#endif - |